<!DOCTYPE html>
<html ng-app>
<head>
    <script src="../angular.min.js" type="text/javascript"></script>
</head>
<body>
    <div ng-controller="DeathrayMenuController">
        <button ng-click="toggleMenu()">Toggle Menu</button>

        <ul ng-show='menuState.isShow'>
            <li>Stun</li>
            <li>Disin</li>
            <li>Erase from history</li>
        </ul>
    </div>

    <script type="text/javascript">
        function DeathrayMenuController($scope){
            $scope.menuState = {
                isShow:false
            };
            $scope.toggleMenu = function(){
                $scope.menuState.isShow = !$scope.menuState.isShow;
            }
        }
    </script>
</body>
</html>